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GM Trucks Tuning Knowledge - 326 calibration entries
These 326 entries document the GM Trucks: what the log shows, how the parser reads it, and what tuners changed in response. The largest bodies of evidence are idle, maf, and spark. This page shows aggregate counts only; individual KB rows, source details, and tuning findings remain available inside the signed-in app.
144
idle
86
maf
60
spark
33
fuel_trims
2
general
1
airflow
Put the knowledge into a repeatable log
Start with the HP Tuners channel checklist, then follow the baseline, edit, and re-log revision loop to test one measured change at a time.